Home / 5,181,857,092,768.50-7,151,187,573,245.90-2,869,603,167,876.60

Finding the Fourth Proportional to 5,181,857,092,768.50, 7,151,187,573,245.90 and 2,869,603,167,876.60

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Solution

The fourth proportional to 5,181,857,092,768.50, 7,151,187,573,245.90 and 2,869,603,167,876.60 is: 3,960,176,852,986.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181,857,092,768.50 : 7,151,187,573,245.90 = 2,869,603,167,876.60 : x
  2. Step 2: Convert to fraction form
    5,181,857,092,768.50/7,151,187,573,245.90 = 2,869,603,167,876.60/x
  3. Step 3: Cross multiply
    5,181,857,092,768.50x = 7,151,187,573,245.90 × 2,869,603,167,876.60
  4. Step 4: Simplify right side
    5,181,857,092,768.50x = 20,521,070,514,266,213,825,118,208
  5. Step 5: Solve for x
    x = 20,521,070,514,266,213,825,118,208/5,181,857,092,768.50
  6. Step 6: Final answer
    x = 3,960,176,852,986.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.